Final rallies have been held as Turkey prepares for landmark presidential and parliamentary elections on Sunday. The incumbent president - Recep Tayyip Erdogan - appeared to have caught his rivals off guard when he called the election more than a year early. But in recent weeks a revitalised opposition has narrowed the gap and Erdogan is facing a big challenge from former Physics teacher Muharrem Ince. He has drawn huge crowds. On Thursday more than 1 million people turned out at a...